M4A → OGG

Sinthani Yanu M4A ku OGG mafayilo mosavuta

Sankhani mafayilo anu

kapena dinani ndi kuchotsani mafayilo anu apa

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Kusintha owona ufulu, Pro ogwiritsa angakonzekere zambiri zochuluka owona; Kulembetsa Tsopano

Kukweza

Momwe mungasinthire M4A ku OGG

Gawo 1: Kwezani yanu M4A mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa OGG mafayilo

M4A ku OGG Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji M4A audio ku OGG popanda kuwononga mtundu?

Kutsitsa fayilo ya M4A ndipo wosintha amasankha OGG codec ndi bitrate kuti agwirizane ndi chiyambi. Lossless OGG (WAV / FLAC / ALAC) imasunga zonse zomwe zimawoneka bwino; lossy OGG (MP3 / AAC / OGG / Opus) imasinthidwa ku 192 kbps yomwe ndi yosawoneka bwino kwa maganizo ambiri. M4A ali AAC m'malamulo ambiri, kapena Apple Lossless (ALAC) pamene anachokera ku lossless rip. Vorbis m'ma OGG ndi lossy ndi amagwiritsa ntchito kusinthasintha bitrate mwa kuipa, kotero ubwino ndi kuika monga mbali kuposa fixed kbps figure.

Kodi kusinthira M4A ku OGG ndi gawo lachiwiri la kutsitsa kwa lossy?

Ndikukhulupirira kuti ndinu oyenera, ndipo ndibwino kuti mupange. Mafomu awiriwa ndi owonongeka, choncho OGG encoder akuchita ntchito kuchokera ku audio yomwe yakhala ikuyenda mwa psychoacoustic pass, ndipo masankho ake oyamba amapanga gawo loyamba. Pa 192 kbps kapena pamwambapa, zotsatirazi ndizosawoneka bwino kwa ambiri owerenga. Ngati muli ndi master yopanda kusowa, kulemba koyamba kwa OGG kuchokera ku yomwe imalepheretsa kupitanso koyamba.

Nchifukwa chiyani ena a M4A anga a M4A sasintha?

DRM. Mtundu wa M4A mafayilo amasinthidwa ndi sitolo kapena pulogalamu yomwe idatulutsa, ndipo mawu osakira satha kusinthidwa ndi aliyense wosintha. Chomwecho chomwe mwachotsa nokha, cholemba, kapena chogula popanda kuteteza chimasinthidwa moyenera; kugula kwa licensed sichidzachitika. M4A amachititsa zinthu ziwiri kwambiri zosiyana m'mbuyo mwa m'modzi kuwonjezeka - lossy AAC ndi lossless ALAC - ndi non-Apple hardware thandizo ndi zosagwirizana.

Kodi OGG idzasewera m'galimoto yanga kapena pa hardware yakale?

Nthawi zambiri sichoncho. M4A imasinthidwa ndi chilichonse, kuphatikizapo magalimoto agalimoto ndi osewera okalamba; OGG amafunikira mapulogalamu omwe amadziwa codec, omwe nthawi zambiri amakhala ndi zida zosagwirizana. Ngati malo osankhidwa ndi stereo yagalimoto kapena wosewera wonyamula, ndiye kuti ndi chitsimikizo cholimba chokhala pa M4A. OGG ali woipa hardware thandizo - car stereos, zakale iPods ndi TV ambiri sadzaona fayilo pa zonse.

Kodi bitrate yomwe imachokera ku fayilo ya OGG idzagwiritsa ntchito?

Mtengo woyambirira ndi 192 kbps kwa lossy OGG; pass-through kwa lossless OGG. Chotsani 320 kbps kwa audiophile kapena 96 kbps kwa mawu / podcast. Chosankha chimasintha kukula kwa fayilo ndi kumvetsera; pansi pa 96 kbps lossy artifacts amawoneka pa nyimbo.

Kodi kuchoka ku M4A kupita ku OGG kumachepetsa mtundu wanga wa audio?

Ngati M4A ndi yowonongeka ndipo OGG ndi yopanda kusowa (mwachitsanzo MP3 → WAV), OGG si yabwino kuposa M4A - simungathe kubwezeretsa zambiri zomwe zatulutsidwa. Ngati M4A ndi yopanda kusowa ndipo OGG ndi yopanda kusowa, OGG codec imabwezeretsa; pa 192 kbps zotsatirazi ndizosawoneka bwino kwa zinthu zambiri.

Kodi wosintha M4A kupita ku OGG amasunga ID3 / metadata tags?

Ndikoyenera - dzina, woimba, album, chaka, mndandanda wa nyimbo, ndi album art amawerengedwa kuchokera ku M4A kontena ndi kulemba ku OGG kontena komwe mtundu umathandizira ma tag. Zonse zofunikira (MP3, AAC, FLAC, OGG) zimayendetsa ma tag bwino; WAV yosapanga dzimbiri siyichita. OGG ndi Xiph.Org chidebe, nthawi zambiri kunyamula Vorbis audio, anapangidwa mu 2000 monga patent-free kusintha kwa MP3.

Kodi ndingasinthire mamiliyoni a M4A mafayilo ku OGG?

Yai - chotsani fayilo ya M4A ndikuwapanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500-file batch imatha m'maola angapo osati m'maola angapo.

Kodi OGG idzakhala ndi kuchuluka kwa sampling monga M4A?

Mwa default yes — 48 kHz M4A imakhala 48 kHz mu OGG. Ngati mukufuna kulowetsa kuti mugwirizane (96 kHz → 44.1 kHz kwa kulemba CD), kusankha kwa sampling-rate kumagwiritsa ntchito kulowetsanso kwabwino kwambiri panjira yofanana yolemba.

Kodi ndingasinthire kuwala kwamphamvu pamene ndikusintha M4A kupita ku OGG?

Ndiye — njira yosintha mawu imagwiritsa ntchito ITU-R BS.1770 / EBU R128 yosintha mawu ku OGG, yolenga -14 LUFS (mtengo wosinthira) kapena -16 LUFS (mtengo wosinthira podcast).

Kodi OGG yanga idzasewera pa stereo yagalimoto, iPod ndi Sonos?

MP3 imasewera kulikonse. AAC imasewera pa Apple, ambiri a Android, ndi Sonos. FLAC imasewera pa Sonos ndi Android koma si pa iPods oyambirira. WAV imasewera pa chilichonse koma ndi chachikulu. Kusintha kwa chipangizo chosinthika chimasankha codec ya OGG yosinthidwa kwa zida zanu zofunikira. OGG Vorbis amadula MP3 pa bitrate yofanana ndi kunyamula palibe ndalama licensing, chifukwa chake masewera injini ndi open-source mapulogalamu anatenga izo wholesale.

Kodi fayilo yanga M4A ndi yapadera pamene ikusintha kukhala OGG?

Yes - zotsitsa zotsitsa M4A zimatha kuchitidwa m'mabungwe osiyana ndi omwe amagwira ntchito ndipo zimatha kuthetsedwa m'maola ochepa. Sitingagwiritse ntchito, kusungira nthawi yayitali kapena kugawana zolemba za audio.